A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5950-00-286-3301
NSN 5996-01-336-4038
NSN 6685-00-596-8765
NSN 6110-01-571-9934
NSN 6145-01-518-7073
NSN 6130-01-367-6010
NSN 6240-01-118-7624
NSN 6320-00-809-5744
NSN 5910-00-248-2934
NSN 5998-01-509-6328
NSN 6130-00-577-8196
NSN 5930-01-067-9131